packageFlowResistanceFlowWork
Package with functions that convert between flow resistance coefficients
Information
Package with functions that convert between different representations of flow resistances.
Parameters
| Type | Name | Default | Description |
|---|---|---|---|
| Modelica.Units.SI.Temperature | TOri | MediumOri.T_default | Temperature of original medium at default state |
| Modelica.Units.SI.AbsolutePressure | pOri | MediumOri.p_default | Pressure of original medium at default state |
| MediumOri.MassFraction[MediumOri.nX] | XOri | MediumOri.X_default | Mass fractions of original medium at default state |
| MediumOri.ThermodynamicState | staOri_default | MediumOri.setState_pTX(T = TOri, p = pOri, X = XOri) | Default thermodynamic state of original medium |
| Modelica.Units.SI.DynamicViscosity | etaOri | MediumOri.dynamicViscosity(staOri_default) | Dynamic viscosity of original medium at default state |
| Modelica.Units.SI.Density | rhoOri | MediumOri.density(staOri_default) | Mass density of original medium at default state |
| Modelica.Units.SI.Temperature | TNew | MediumNew.T_default | Temperature of new medium at default state |
| Modelica.Units.SI.AbsolutePressure | pNew | MediumNew.p_default | Pressure of new medium at default state |
| MediumNew.MassFraction[MediumNew.nX] | XNew | MediumNew.X_default | Mass fractions of new medium at default state |
| MediumNew.ThermodynamicState | staNew_default | MediumNew.setState_pTX(T = TNew, p = pNew, X = XNew) | Default thermodynamic state of new medium |
| Modelica.Units.SI.DynamicViscosity | etaNew | MediumNew.dynamicViscosity(staNew_default) | Dynamic viscosity of new medium at default state |
| Modelica.Units.SI.Density | rhoNew | MediumNew.density(staNew_default) | Mass density of new medium at default state |
| Modelica.Units.SI.SpecificHeatCapacity | cpOri | MediumOri.specificHeatCapacityCp(staOri_default) | Specific heat capacity of original medium at default state |
| Modelica.Units.SI.SpecificHeatCapacity | cpNew | MediumNew.specificHeatCapacityCp(staNew_default) | Specific heat capacity of new medium at default state |
Contents
| Name | Description |
|---|---|
 MediumOri | Medium for which flow resistances are declared |
| MediumNew | New medium for which flow resistances will be computed |
 pressureDrop_massFlowRate | Function that returns the pressure drop ratio due to a change in medium properties for a given mass flow rate ratio |
 pressureDrop_volumeFlowRate | Function that returns the pressure drop ratio due to a change in medium properties for a given volume flow rate ratio |
 flowWork_equalHeatFlowRate | Function that returns the flow work ratio for equal heat flow rate |
 pressureDrop_equalHeatFlowRate | Function that returns the pressure drop ratio for equal heat flow rate |
Revisions
-
May 11, 2026, by Michael Wetter:
First implementation.